Hypoxico's K2 High Flow SeriesIn order to meet the ever increasing demand for more robust and powerful hypoxic generators of the worlds leading athletic, research and military institutions, Hypoxico has developed a new line of the most powerful and intelligent hypoxic generators on the market, capable of providing up to 4000 liters per minute of hypoxic air. 500-4000 lpm airflow (compared to the 120 lpm of the Hypoxico Everest Summit Hypoxic Generator) Digitally adjustable AltitudeO2% control system (From 20.9%-9% with .1% resolution)